SULFITE de SODIUM ANHYDRE, R. g., REAG. P

Name: SULFITE de SODIUM ANHYDRE, R. g., REAG. P
Brand: SIGMA-ALDRICH
SKU: 31454-500GSIG
Price: 51.02 USD

Code: 31454-500GSIG D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Sodium sulfite was used in the preparation of films based on wheat gluten.

General description

Sodium sulfie is an inorganic sodium s...

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Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Sodium sulfite was used in the preparation of films based on wheat gluten.

General description

Sodium sulfie is an inorganic sodium salt. Rapid-mixing method has been proposed to investigate kinetics of the reaction between oxygen and sodium sulfite.

Packaging

500 g in poly bottle

1 kg in poly bottle

agency	USP/NF, reag. Ph. Eur.
anion traces	chloride (Cl^-): ≤50 mg/kg
assay	98-100.0% (iodometric)
cation traces	As: ≤0.2 mg/kg, Zn: ≤10 mg/kg, Pb: ≤5 mg/kg, Se: ≤10 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Ca: ≤50 mg/kg
form	solid
grade	puriss. p.a.
impurities	≤0.001% heavy metals (as Pb), ≤0.02% thiosulfate (S₂O₃)
InChI key	GEHJYWRUCIMESM-UHFFFAOYSA-L
InChI	1S/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2
pH	9.0-10.5 (25 °C, 126 g/L)
Quality Level	100
SMILES string	[Na+].[Na+].[O-]S([O-])=O

Safety Data Sheet for 31454-500GSIG
Certificat d'analyse Sigma

Cas Number

7757-83-7

Ce produit répond aux critères suivants pour être admissible aux récompenses suivantes :

SULFITE de SODIUM ANHYDRE, R. g., REAG. P

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